442 lines
14 KiB
C
442 lines
14 KiB
C
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// Copyright (c) 2016 CNRS and LIRIS' Establishments (France).
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 3 of the License,
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// or (at your option) any later version.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $URL$
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// $Id$
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// SPDX-License-Identifier: LGPL-3.0+
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//
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// Author(s) : Guillaume Damiand <guillaume.damiand@liris.cnrs.fr>
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//
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#ifndef CGAL_GENERALIZED_MAP_STORAGES_H
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#define CGAL_GENERALIZED_MAP_STORAGES_H 1
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#include <CGAL/Compact_container.h>
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#include <CGAL/Dart.h>
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#include <CGAL/Handle_hash_function.h>
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#include <bitset>
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#include <boost/config.hpp>
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#if (BOOST_GCC >= 40900)
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_Pragma("GCC diagnostic push")
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_Pragma("GCC diagnostic ignored \"-Warray-bounds\"")
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#endif
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namespace CGAL {
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namespace internal {
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template <typename M>
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struct Combinatorial_map_helper;
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}
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/** @file Generalized_map_storages.h
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* Definition of storages for dD Generalized map.
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*/
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// Storage of darts with compact container, alpha with handles
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template<unsigned int d_, class Items_, class Alloc_ >
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class Generalized_map_storage_1
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{
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public:
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typedef Generalized_map_storage_1<d_, Items_, Alloc_> Self;
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typedef CGAL::Tag_false Use_index;
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typedef internal::Combinatorial_map_helper<Self> Helper;
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typedef typename Items_::template Dart_wrapper<Self> Dart_wrapper;
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typedef typename internal::template Get_dart_info<Dart_wrapper>::type
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Dart_info;
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typedef typename internal::template Get_darts_with_id<Dart_wrapper>::type
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Darts_with_id;
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typedef CGAL::Dart<d_, Self, Dart_info, Darts_with_id> Dart;
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#ifdef CGAL_CXX11
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typedef std::allocator_traits<Alloc_> Allocator_traits;
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typedef typename Allocator_traits::template rebind_alloc<Dart> Dart_allocator;
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#else
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typedef typename Alloc_::template rebind<Dart>::other Dart_allocator;
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#endif
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typedef Compact_container<Dart, Dart_allocator> Dart_container;
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typedef typename Dart_container::iterator Dart_handle;
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typedef typename Dart_container::const_iterator Dart_const_handle;
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typedef typename Dart_container::size_type size_type;
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typedef CGAL::Void* Null_handle_type;
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static const Null_handle_type null_handle;
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typedef Items_ Items;
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typedef Alloc_ Alloc;
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#ifdef CGAL_CXX11
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template <typename T>
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struct Container_for_attributes :
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public Compact_container<T, typename std::allocator_traits<Alloc_>::template rebind_alloc<T> >
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{};
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#else
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template <typename T>
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struct Container_for_attributes :
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public Compact_container<T, typename Alloc_::template rebind<T>::other>
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{};
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#endif
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/// Typedef for attributes
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typedef typename internal::template Get_attributes_tuple<Dart_wrapper>::type
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Attributes;
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template<int i>
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struct Attribute_type: public Helper::template Attribute_type<i>
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{};
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template<int i>
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struct Attribute_handle: public Helper::template Attribute_handle<i>
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{};
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template<int i>
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struct Attribute_const_handle:
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public Helper::template Attribute_const_handle<i>
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{};
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template<int i>
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struct Attribute_range: public Helper::template Attribute_range<i>
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{};
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template<int i>
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struct Attribute_const_range:
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public Helper::template Attribute_const_range<i>
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{};
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/// Number of marks
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static const size_type NB_MARKS = 32;
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/// The dimension of the generalized map.
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static const unsigned int dimension = d_;
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typedef Handle_hash_function Hash_function;
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// Init
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void init_storage()
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{}
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/** Return if this dart is free for adimension.
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* @param dh a dart handle
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* @param i the dimension.
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* @return true iff dh is linked with NULL for \em adimension.
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*/
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template<unsigned int i>
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bool is_free(Dart_const_handle dh) const
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{
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CGAL_assertion( dh!=NULL );
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CGAL_assertion(i <= dimension);
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return dh->mf[i]==dh;
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}
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bool is_free(Dart_const_handle dh, unsigned int i) const
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{
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CGAL_assertion( dh!=NULL );
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CGAL_assertion(i <= dimension);
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return dh->mf[i]==dh;
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}
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/// Set simultaneously all the marks of this dart to a given value.
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void set_dart_marks(Dart_const_handle ADart,
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const std::bitset<NB_MARKS>& amarks) const
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{
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CGAL_assertion( ADart!=NULL );
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ADart->set_marks(amarks);
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}
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/// Return all the marks of a dart.
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std::bitset<NB_MARKS> get_dart_marks(Dart_const_handle ADart) const
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{
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CGAL_assertion( ADart!=NULL );
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return ADart->get_marks();
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}
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/// Return the mark value of dart a given mark number.
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bool get_dart_mark(Dart_const_handle ADart, size_type amark) const
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{
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CGAL_assertion( ADart!=NULL );
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return ADart->get_mark(amark);
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}
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/// Set the mark of a given mark number to a given value.
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void set_dart_mark(Dart_const_handle ADart, size_type amark, bool avalue) const
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{
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CGAL_assertion( ADart!=NULL );
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ADart->set_mark(amark, avalue);
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}
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/// Flip the mark of a given mark number to a given value.
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void flip_dart_mark(Dart_const_handle ADart, size_type amark) const
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{
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CGAL_assertion( ADart!=NULL );
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ADart->flip_mark(amark);
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}
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// Access to alpha maps
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Dart_handle get_alpha(Dart_handle ADart, int B1)
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{
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CGAL_assertion(ADart!=NULL && B1>=0 && B1<=(int)dimension);
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return ADart->mf[B1];
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}
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Dart_const_handle get_alpha(Dart_const_handle ADart, int B1) const
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{
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CGAL_assertion(ADart!=NULL && B1>=0 && B1<=(int)dimension);
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return ADart->mf[B1];
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}
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template<int B1>
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Dart_handle get_alpha(Dart_handle ADart)
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{
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CGAL_assertion(ADart!=NULL && B1>=0 && B1<=(int)dimension);
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return ADart->mf[B1];
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}
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template<int B1>
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Dart_const_handle get_alpha(Dart_const_handle ADart) const
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{
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CGAL_assertion(ADart!=NULL && B1>=0 && B1<=(int)dimension);
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return ADart->mf[B1];
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}
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// return a handle on the i-attribute
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template<unsigned int i>
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typename Attribute_handle<i>::type attribute(Dart_handle ADart)
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{
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CGAL_static_assertion_msg(Helper::template Dimension_index<i>::value>=0,
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"attribute<i> called but i-attributes are disabled.");
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return CGAL::cpp11::get<Helper::template Dimension_index<i>::value>
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(ADart->mattribute_handles);
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}
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template<unsigned int i>
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typename Attribute_const_handle<i>::type
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attribute(Dart_const_handle ADart) const
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{
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CGAL_static_assertion_msg(Helper::template Dimension_index<i>::value>=0,
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"attribute<i> called but i-attributes are disabled.");
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return CGAL::cpp11::get<Helper::template Dimension_index<i>::value>
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(ADart->mattribute_handles);
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}
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// Copy a given attribute
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template<unsigned int i>
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typename Attribute_handle<i>::type copy_attribute
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(typename Attribute_const_handle<i>::type ah)
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{
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CGAL_static_assertion_msg(Helper::template Dimension_index<i>::value>=0,
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"copy_attribute<i> called but i-attributes are disabled.");
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typename Attribute_handle<i>::type res=
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CGAL::cpp11::get<Helper::template Dimension_index<i>::value>
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(mattribute_containers).emplace(*ah);
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this->template init_attribute_ref_counting<i>(res);
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return res;
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}
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// Test if a given attribute is valid
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template<unsigned int i>
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bool is_valid_attribute(typename Attribute_const_handle<i>::type ah) const
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{
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CGAL_assertion( ah!=NULL );
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return ah->is_valid();
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}
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// accessors and modifiers to the attribute ref counting given its handle
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template<unsigned int i>
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std::size_t get_attribute_ref_counting
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(typename Attribute_const_handle<i>::type ah) const
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{
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CGAL_assertion( ah!=NULL );
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return ah->get_nb_refs();
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}
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template<unsigned int i>
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void init_attribute_ref_counting(typename Attribute_handle<i>::type ah)
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{
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CGAL_assertion( ah!=NULL );
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ah->mrefcounting=0;
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}
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template<unsigned int i>
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void inc_attribute_ref_counting(typename Attribute_handle<i>::type ah)
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{
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CGAL_assertion( ah!=NULL );
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ah->inc_nb_refs();
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}
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template<unsigned int i>
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void dec_attribute_ref_counting(typename Attribute_handle<i>::type ah)
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{
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CGAL_assertion( ah!=NULL );
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ah->dec_nb_refs();
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}
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// get the attribute given its handle
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template<unsigned int i>
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typename Attribute_type<i>::type&
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get_attribute(typename Attribute_handle<i>::type ah)
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{
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CGAL_assertion( ah!=NULL );
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return *ah;
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}
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template<unsigned int i>
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const typename Attribute_type<i>::type&
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get_attribute(typename Attribute_const_handle<i>::type ah) const
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{
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CGAL_assertion( ah!=NULL );
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return *ah;
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}
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// Get the dart of the given attribute
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template<unsigned int i>
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Dart_handle dart_of_attribute(typename Attribute_handle<i>::type ah)
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{
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CGAL_assertion( ah!=NULL );
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return ah->dart();
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}
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template<unsigned int i>
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Dart_const_handle
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dart_of_attribute(typename Attribute_const_handle<i>::type ah) const
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{
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CGAL_assertion( ah!=NULL );
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return ah->dart();
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}
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// Set the dart of the given attribute
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template<unsigned int i>
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void set_dart_of_attribute(typename Attribute_handle<i>::type ah,
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Dart_handle adart)
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{
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CGAL_assertion( ah!=NULL );
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ah->set_dart(adart);
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}
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// Get the information associated with a given dart
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Dart_info& info(Dart_handle adart)
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{ return adart->info(); }
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const Dart_info& info(Dart_const_handle adart) const
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{ return adart->info(); }
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// Get the info of the given attribute
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template<unsigned int i>
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typename Attribute_type<i>::type::Info &
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info_of_attribute(typename Attribute_handle<i>::type ah)
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{
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CGAL_assertion( ah!=NULL );
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return ah->info();
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}
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template<unsigned int i>
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const typename Attribute_type<i>::type::Info &
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info_of_attribute(typename Attribute_const_handle<i>::type ah) const
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{
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CGAL_assertion( ah!=NULL );
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return ah->info();
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}
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// Get the info of the i-cell attribute associated with the given dart
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template<unsigned int i>
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typename Attribute_type<i>::type::Info & info(Dart_handle adart)
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{
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CGAL_assertion( adart!=NULL );
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CGAL_assertion( attribute<i>(adart)!=NULL );
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return info_of_attribute<i>(attribute<i>(adart));
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}
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template<unsigned int i>
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const typename Attribute_type<i>::type::Info &
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info(Dart_const_handle adart) const
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{
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CGAL_assertion( adart!=NULL );
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CGAL_assertion( attribute<i>(adart)!=NULL );
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return info_of_attribute<i>(attribute<i>(adart));
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}
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// Get the dart of the i-cell attribute associated with the given dart
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template<unsigned int i>
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Dart_handle dart(Dart_handle adart)
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{
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CGAL_assertion( adart!=NULL );
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CGAL_assertion( attribute<i>(adart)!=NULL );
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return dart_of_attribute<i>(attribute<i>(adart));
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}
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template<unsigned int i>
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Dart_const_handle dart(Dart_const_handle adart) const
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{
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CGAL_assertion( adart!=NULL );
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CGAL_assertion( attribute<i>(adart)!=NULL );
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return dart_of_attribute<i>(attribute<i>(adart));
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}
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// Debug function
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void display_dart(Dart_const_handle ADart) const
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{ std::cout<<mdarts.index(ADart); }
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||
|
|
template<unsigned int i>
|
||
|
|
void display_attribute(typename Attribute_const_handle<i>::type ah) const
|
||
|
|
{ std::cout<< CGAL::cpp11::get<Helper::template Dimension_index<i>::value>
|
||
|
|
(mattribute_containers).index(ah); }
|
||
|
|
|
||
|
|
protected:
|
||
|
|
// Set the handle on the i th attribute
|
||
|
|
template<unsigned int i>
|
||
|
|
void basic_set_dart_attribute(Dart_handle dh,
|
||
|
|
typename Attribute_handle<i>::type ah)
|
||
|
|
{
|
||
|
|
CGAL::cpp11::get<Helper::template Dimension_index<i>::value>
|
||
|
|
(dh->mattribute_handles) = ah;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** Link a dart with a given dart for a given dimension.
|
||
|
|
* @param adart the dart to link.
|
||
|
|
* @param adart2 the dart to link with.
|
||
|
|
* @param i the dimension.
|
||
|
|
*/
|
||
|
|
template<unsigned int i>
|
||
|
|
void dart_link_alpha(Dart_handle adart, Dart_handle adart2)
|
||
|
|
{
|
||
|
|
CGAL_assertion(i <= dimension);
|
||
|
|
CGAL_assertion(adart!=NULL && adart2!=NULL);
|
||
|
|
adart->mf[i] = adart2;
|
||
|
|
}
|
||
|
|
void dart_link_alpha(Dart_handle adart, Dart_handle adart2, unsigned int i)
|
||
|
|
{
|
||
|
|
CGAL_assertion(i <= dimension);
|
||
|
|
CGAL_assertion(adart!=NULL && adart2!=NULL);
|
||
|
|
adart->mf[i] = adart2;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** Unlink a dart for a given dimension.
|
||
|
|
* @param adart a dart.
|
||
|
|
* @param i the dimension.
|
||
|
|
*/
|
||
|
|
template<unsigned int i>
|
||
|
|
void dart_unlink_alpha(Dart_handle adart)
|
||
|
|
{
|
||
|
|
CGAL_assertion(adart!=NULL && i <= dimension);
|
||
|
|
adart->mf[i] = adart;
|
||
|
|
}
|
||
|
|
void dart_unlink_alpha(Dart_handle adart, unsigned int i)
|
||
|
|
{
|
||
|
|
CGAL_assertion(adart!=NULL && i <= dimension);
|
||
|
|
adart->mf[i] = adart;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected:
|
||
|
|
/// Dart container.
|
||
|
|
Dart_container mdarts;
|
||
|
|
|
||
|
|
/// Tuple of attributes containers
|
||
|
|
typename Helper::Attribute_containers mattribute_containers;
|
||
|
|
};
|
||
|
|
|
||
|
|
/// null_handle
|
||
|
|
template < unsigned int d_, class Items_, class Alloc_ >
|
||
|
|
const typename Generalized_map_storage_1<d_, Items_, Alloc_>::Null_handle_type
|
||
|
|
Generalized_map_storage_1<d_, Items_, Alloc_>::null_handle = NULL;
|
||
|
|
|
||
|
|
} // namespace CGAL
|
||
|
|
|
||
|
|
#if (BOOST_GCC >= 40900)
|
||
|
|
_Pragma("GCC diagnostic pop")
|
||
|
|
#endif
|
||
|
|
#endif // CGAL_GENERALIZED_MAP_STORAGES_H //
|
||
|
|
// EOF //
|